CN210653924U - Sealing film cutting device - Google Patents

Abstract

The utility model belongs to the technical field of cutting device, concretely relates to sealing film cutting device, including upper end open-ended under casing, it has the case lid to articulate on the under casing, install drive roll and driven voller on the case lid, the equal fixed mounting in drive roll both ends has the driving gear, the equal fixed mounting in both ends of driven voller has driven gear, the case lid installs drive gear between driving gear and driven gear, drive gear meshes with corresponding driving gear and driven gear respectively, the drive roll both ends have the runner in the equal fixed mounting in the case lid outside, the runner is close to case lid one side integrated into one piece has annular boss, a plurality of screw holes have evenly been seted up on the annular boss, the spiro union has the bulb plunger in the screw hole, under casing and case lid correspond the position in the screw hole and have all seted up the hemisphere groove, wear to be equipped with the blade in the slotted hole, the blade is in. The purpose is as follows: the problem of the extravagant sealing membrane and the inefficiency that current sealing membrane cutting mode leads to is solved.

Description

Sealing film cutting device

Technical Field

The utility model belongs to the technical field of cutting device, concretely relates to sealing film cutting device.

Background

The sealing film is a composite material, has sealing performance, can be used in experiments to prevent volatilization and pollution of contents, and is usually cut by scissors when being cut, but has two problems, namely, the width of the sealing film is not uniform when the sealing film is cut by the scissors manually, and partial sealing film is wasted due to improper width; secondly, when the disposable sealing film is used for a large amount, the cutting efficiency by scissors is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: aims to provide a sealing film cutting device which is used for solving the problems of sealing film waste and low efficiency caused by the existing sealing film cutting mode.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a sealing film cutting device comprises a bottom box with an opening at the upper end, wherein a box cover is hinged on the bottom box, a driving roller and a driven roller are installed on the box cover, a driving gear is fixedly installed at both ends of the driving roller, a driven gear is fixedly installed at both ends of the driven roller, a transmission gear is installed between the driving gear and the driven gear on the box cover, the transmission gear is meshed with the corresponding driving gear and the corresponding driven gear respectively, a rotating wheel is fixedly installed at both ends of the driving roller outside the box cover, an annular boss is integrally formed at one side of the rotating wheel close to the box cover, a plurality of threaded holes are uniformly formed in the annular boss, a ball plunger is screwed in the threaded holes, hemispherical grooves are formed in the positions, corresponding to the threaded holes, of the bottom box and the box cover respectively, an installation plate is fixedly installed on the bottom box, and a, the case cover is provided with a slotted hole between the driving roller and the driven roller, a blade penetrates through the slotted hole, a push block is fixedly mounted above the case cover by the blade, and an avoiding groove is formed in the mounting plate at the position corresponding to the blade.

Further, more than two support shafts are transversely arranged in the bottom box. The structural design supports the roll-shaped sealing film through the supporting shaft, and the roll-shaped sealing film is prevented from moving back and forth.

Further defined, the number of the support shafts is four. By adopting the structural design, when the roll-shaped sealing film with smaller diameter is used, two support shafts with smaller spacing distance at the lower part are used for supporting the roll-shaped sealing film, so that the roll-shaped sealing film is prevented from falling off between the two support shafts; when the roll-shaped sealing film with a larger diameter is used, two support shafts with a larger spacing distance are used at the upper part to support the roll-shaped sealing film, so that the support is more stable.

Further limiting, the supporting shaft is sleeved with a rotating sleeve. Due to the structural design, the roll-shaped sealing film can roll more smoothly when being pulled, and the practicability is high.

Further limited, two side stop blocks are arranged in the bottom box. Due to the structural design, the two sides of the rolled sealing film are limited by the side stop blocks, so that the axial movement of the rolled sealing film is avoided, and the cutting uniformity of the sealing film is prevented from being influenced.

Further inject, the fixed L-shaped fixture block that is equipped with of terminal surface under the side dog, set up a plurality of draw-in grooves with L-shaped fixture block assorted on the under casing. The side dog passes through the mutual matching of L shape fixture block and a plurality of draw-in grooves for the side dog can be dismantled with the under casing and be connected, and such structural design can be according to the length and size of the sealing film of reel form, establishes the L shape fixture block card of side dog in the draw-in groove of different positions, thereby adjusts two side dogs, carries out better axial restriction to the sealing film of reel form.

Adopt above-mentioned technical scheme's utility model, have following advantage:

1. the sealing film is moved by driving a driving roller and a driven roller to rotate through rotating a rotating wheel, and then the sealing film is cut by a blade; when the rotating wheel rotates and the ball head plunger is clamped into the hemispherical groove, the ball head plunger can feed back clear hand feeling of the rotating wheel and make a sound, an operator can clearly control the moving length of the sealing film through the hand feeling and the sound, the sealing film is prevented from being wasted, and meanwhile, the cutting efficiency is improved;

2. the reel-shaped sealing film is supported by the plurality of rotary sleeves, so that the reel-shaped sealing film can adapt to various reel-shaped sealing films with different diameters, and the application range is wide;

3. the axial displacement restriction is carried out to the reel-shaped sealing film through two demountable installation's side shield, can carry out the axial displacement restriction to the side shield according to the reel-shaped sealing film of the different length, increase application scope.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural diagram of an embodiment of a sealing film cutting device of the present invention;

fig. 2 is a schematic cross-sectional structural view of an embodiment of a sealing film cutting device according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of a rotating wheel in an embodiment of a sealing film cutting device according to the present invention;

fig. 5 is a schematic structural view of a side stopper in an embodiment of a sealing film cutting device according to the present invention;

the main element symbols are as follows:

the sealing device comprises a bottom case 1, a roll-shaped sealing film 10, a case cover 2, a driving roller 21, a driving gear 210, a driven roller 22, a driven gear 220, a supporting roller 23, a transmission gear 230, an installation plate 3, an avoiding groove 30, a rotating wheel 4, an annular boss 41, a threaded hole 42, a pushing block 5, a slotted hole 50, a blade 51, a supporting shaft 6, a rotating sleeve 60, a side stop 7, a clamping groove 70 and an L-shaped clamping block 71.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 5, the sealing film cutting device of the present invention comprises a bottom case 1 with an open upper end, a case cover 2 is hinged on the bottom case 1, a driving roller 21 and a driven roller 22 are installed on the case cover 2, a driving gear 210 is fixedly installed at both ends of the driving roller 21, a driven gear 220 is fixedly installed at both ends of the driven roller 22, a transmission gear 230 is installed between the driving gear 210 and the driven gear 220 of the case cover 2, the transmission gear 230 is respectively engaged with the corresponding driving gear 210 and the corresponding driven gear 220, a rotating wheel 4 is fixedly installed at both ends of the driving roller 21 outside the case cover 2, an annular boss 41 is integrally formed at one side of the rotating wheel 4 close to the case cover 2, a plurality of threaded holes 42 are uniformly formed on the annular boss 41, a ball plunger is screwed in the threaded holes 42, a hemispherical groove is formed at the corresponding position of the bottom case 1 and the case cover, the mounting plate 3 is provided with a support roller 23 below the drive roller 21 and the driven roller 22, a slot 50 is formed between the drive roller 21 and the driven roller 22 of the case cover 2, a blade 51 penetrates through the slot 50, a push block 5 is fixedly mounted above the case cover 2 by the blade 51, and an avoiding groove 30 is formed in the mounting plate 3 at a position corresponding to the blade 51.

More than two support shafts 6, preferably four support shafts 6 are transversely arranged in the bottom box 1, and the support shafts 6 are sleeved with rotating sleeves 60.

Two side stop blocks 7 are installed in the bottom box 1, an L-shaped fixture block 71 is fixedly arranged on the lower end face of each side stop block 7, and a plurality of clamping grooves 70 matched with the L-shaped fixture blocks 71 are formed in the bottom box 1.

In this embodiment, before use, the two side stoppers 7 are mounted according to the width of the roll-shaped sealing film 10, the roll-shaped sealing film 10 is placed on the support shaft 6 between the two side stoppers 7, the roll-shaped sealing film 10 is supported by the rotating sleeve 60 on the support shaft 6, the sealing film is pulled between the bottom case 1 and the case cover 2, and the sealing film is squeezed by the driving roll 21, the driven roll 22 and the two support rolls 23;

when the sealing film cutting device is used, the rotating wheel 4 is rotated according to the required length and size of the sealing film, the driving roller 21 and the driven roller 22 are driven to rotate, the sealing film is moved, the ball plunger is clamped into the hemispherical groove, the hand feeling and the sound of the rotating wheel 4 are fed back, the moving length of the sealing film is controlled, the push block 5 is moved, and the blade 5 is used for cutting the sealing film.

It is right above the utility model provides a pair of sealing film cutting device introduces in detail. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. The utility model provides a sealing film cutting device, includes upper end open-ended under casing (1), articulated on under casing (1) have case lid (2), its characterized in that: the improved box cover is characterized in that a driving roller (21) and a driven roller (22) are installed on the box cover (2), driving gears (210) are fixedly installed at two ends of the driving roller (21), driven gears (220) are fixedly installed at two ends of the driven roller (22), a transmission gear (230) is installed between the driving gear (210) and the driven gear (220) of the box cover (2), the transmission gear (230) is meshed with the corresponding driving gear (210) and the corresponding driven gear (220) respectively, rotating wheels (4) are fixedly installed at two ends of the driving roller (21) on the outer side of the box cover (2), an annular boss (41) is integrally formed on one side, close to the box cover (2), of each rotating wheel (4), a plurality of threaded holes (42) are uniformly formed in the annular boss (41), ball plungers are screwed in the threaded holes (42), and hemispherical grooves are formed in corresponding positions of the bottom box (1) and the box cover (2), fixed mounting has mounting panel (3) on under casing (1), a backing roll (23) is respectively installed in drive roll (21) and driven voller (22) below in mounting panel (3), slotted hole (50) have been seted up in case lid (2) between drive roll (21) and driven voller (22), wear to be equipped with blade (51) in slotted hole (50), blade (51) have ejector pad (5) in case lid (2) top fixed mounting, mounting panel (3) have been seted up in blade (51) corresponding position and have been dodged groove (30).

2. A sealing film cutting apparatus as claimed in claim 1, wherein: more than two supporting shafts (6) are transversely arranged in the bottom box (1).

3. A sealing film cutting apparatus as claimed in claim 2, wherein: the number of the support shafts (6) is four.

4. A sealing film cutting apparatus as claimed in claim 2 or 3, wherein: the supporting shaft (6) is sleeved with a rotating sleeve (60).

5. A sealing film cutting apparatus as claimed in claim 1, wherein: two side stop blocks (7) are installed in the bottom box (1).

6. A sealing film cutting apparatus as claimed in claim 5, wherein: an L-shaped fixture block (71) is fixedly arranged on the lower end face of the side stop block (7), and a plurality of clamping grooves (70) matched with the L-shaped fixture block (71) are formed in the bottom box (1).

Images